プログレッシブ和英中辞典(第4版)の解説
じご【事後】
事後の［に］ after the fact
事後の処理を誤った
They made a mistake in dealing with what had happened.
事後承諾
ex post facto approval [consent]
委員会はその決定に対して事後承諾を与えた
The committee 「gave its retroactive approval for the decision [approved the decision retroactively].
事後報告
((make)) an ex post facto report